@article{oai:repository.dl.itc.u-tokyo.ac.jp:00033191, author = {吉田, 満}, issue = {3-4}, journal = {東京大學地震研究所彙報 = Bulletin of the Earthquake Research Institute, University of Tokyo}, month = {Mar}, note = {application/pdf}, pages = {343--355}, title = {Intial Phase and Phase Velocity of Surface Waves}, volume = {52}, year = {1978} }